参数资料
型号: DK-DEV-4CGX150N
厂商: Altera
文件页数: 14/42页
文件大小: 0K
描述: KIT DEVELOPMENT CYCLONE IV GX
应用说明: Cyclone IV Design Guidelines
产品培训模块: Three Reasons to Use FPGA's in Industrial Designs
Cyclone IV FPGA Family Overview
软件下载: DK-DEV-4CGX150N Kit Install
特色产品: Cyclone? IV GX FPGA Development Kit
标准包装: 1
系列: CYCLONE® IV GX
类型: FPGA
适用于相关产品: Cyclone IV GX
所含物品: 板,线缆,文档,电源
其它名称: 544-2713
Chapter 1: Cyclone IV Device Datasheet
1–21
Switching Characteristics
December 2013
Altera Corporation
Figure 1–2 shows the lock time parameters in manual mode.
1 LTD = lock-to-data. LTR = lock-to-reference.
Figure 1–3 shows the lock time parameters in automatic mode.
Figure 1–2. Lock Time Parameters for Manual Mode
rx _ analogreset
rx _ digitalreset
Reset Signals
Output Status Signals
rx _ locktorefclk
2
3
4
CDR Control Signals
rx _ locktodata
3
busy
1
Two parallel clock cycles
LTD_Manual (2)
t
LTR_LTD_Manual (1)
t
Figure 1–3. Lock Time Parameters for Automatic Mode
Reset Signals
rx _ analogreset
2
Output Status Signals
rx _ freqlocked
3
rx _ digitalreset
4
busy
1
Two parallel clock cycles
LTD_Auto (1)
t
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